Income Tax Calculator | Accurate & Fast Tax Estimation
Blue theme tax tool
Income Tax Calculator | Accurate & Fast Tax Estimation
Estimate your U.S. federal income tax using progressive tax brackets, standard deductions, optional custom deductions, and tax credits in one clean, responsive calculator.
Income details
Enter your income, filing status, deductions, and credits.
Uses 2025 federal brackets and standard deductions.
Used for the standard deduction and tax brackets.
Your estimated gross annual income before taxes.
Examples: 401(k), HSA, or other eligible pre-tax contributions.
Standard deduction is applied automatically by filing status.
Applied after tax is calculated.
Optional extra adjustments that reduce taxable income.
Live summary
Quick estimates update while you type.
Standard or chosen deduction $15,000.00
Estimated taxable income $75,000.00
Estimated gross federal tax $11,153.50
Estimated marginal rate 22.00%
Note: this estimates federal income tax only. It does not include payroll taxes, state taxes, or special credits and edge-case rules.
Estimated federal income tax
$0.00
Your result summary will appear here after calculation.
Review tax, effective rate, and after-tax income together
Taxable Income $0.00
Gross Tax Before Credits $0.00
Tax After Credits $0.00
Effective Tax Rate 0.00%
Marginal Tax Rate 0.00%
Estimated After-Tax Income $0.00
Monthly After-Tax Income $0.00
Deduction Used $0.00
Total Adjustments Before Tax $0.00
How to read this: gross tax is calculated from progressive tax brackets on taxable income. Credits then reduce the tax bill, and the effective rate shows the share of gross income paid in federal income tax.
